<template>
  <div>
    <h3>组件传参</h3>
    <!-- 如果给子组件传递数据,则通过自定义属性的方式传递 -->
    <goods-list
      v-for="item in list"
      :key="item.id"
      :id="item.id"
      :pname="item.pname"
      :price="item.price"
      :info="item.info"
      @kanyidao='kanjia'
    ></goods-list>
    <!-- <goods-list v-for="item in list" :key="item.id" :item='item'></goods-list> -->
  </div>
</template>

<script>
import GoodsList from "@/components/GoodsList.vue";
export default {
  data() {
    return {
      username: "李四",
      age: 20,
      list: [
        { id: 101, pname: "超级无敌棒棒糖", price: 15, info: "好吃，再来一根" },
        { id: 171, pname: "超级解渴水果茶", price: 80, info: "好甜，真好喝" },
        { id: 191, pname: "超级好吃大鸡腿", price: 60, info: "可口，下饭~" },
      ],
    };
  },
  components: {
    // GoodsList:GoodsList   键和值名字一样可以简写
    GoodsList,
  },
  methods:{
    kanjia(id){
      const res = this.list.find(item=>{
        return item.id === id
      })
      res.price--
    }
  }
};
</script>

<style>
</style>